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Diffstat (limited to 'src/spec2_clip_max~.c')
| -rw-r--r-- | src/spec2_clip_max~.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/spec2_clip_max~.c b/src/spec2_clip_max~.c new file mode 100644 index 0000000..fce2adb --- /dev/null +++ b/src/spec2_clip_max~.c @@ -0,0 +1,167 @@ +/* For information on usage and redistribution, and for a DISCLAIMER OF ALL +* WARRANTIES, see the file, "LICENSE.txt," in this distribution. + +iem_spec2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2006 */ + +#include "m_pd.h" +#include "iemlib.h" + +/* -------------------------- spec2_clip_max~ ------------------------------ */ +static t_class *spec2_clip_max_tilde_class; + +typedef struct _spec2_clip_max_tilde +{ + t_object x_obj; + t_float x_msi; +} t_spec2_clip_max_tilde; + +static t_int *spec2_clip_max_tilde_perform(t_int *w) +{ + t_float *in = (t_float *)(w[1]); + t_float *max = (t_float *)(w[2]); + t_float *out = (t_float *)(w[3]); + int i, n = (t_int)(w[4]); + + for(i=0; i<=n; i++) + { + if(in[i] > max[i]) + out[i] = max[i]; + else + out[i] = in[i]; + } + return(w+5); +} + +static t_int *spec2_clip_max_tilde_perf16(t_int *w) +{ + t_float *in = (t_float *)(w[1]); + t_float *max = (t_float *)(w[2]); + t_float *out = (t_float *)(w[3]); + int n = (t_int)(w[4]); + + while(n) + { + if(in[0] > max[0]) + out[0] = max[0]; + else + out[0] = in[0]; + + if(in[1] > max[1]) + out[1] = max[1]; + else + out[1] = in[1]; + + if(in[2] > max[2]) + out[2] = max[2]; + else + out[2] = in[2]; + + if(in[3] > max[3]) + out[3] = max[3]; + else + out[3] = in[3]; + + if(in[4] > max[4]) + out[4] = max[4]; + else + out[4] = in[4]; + + if(in[5] > max[5]) + out[5] = max[5]; + else + out[5] = in[5]; + + if(in[6] > max[6]) + out[6] = max[6]; + else + out[6] = in[6]; + + if(in[7] > max[7]) + out[7] = max[7]; + else + out[7] = in[7]; + + if(in[8] > max[8]) + out[8] = max[8]; + else + out[8] = in[8]; + + if(in[9] > max[9]) + out[9] = max[9]; + else + out[9] = in[9]; + + if(in[10] > max[10]) + out[10] = max[10]; + else + out[10] = in[10]; + + if(in[11] > max[11]) + out[11] = max[11]; + else + out[11] = in[11]; + + if(in[12] > max[12]) + out[12] = max[12]; + else + out[12] = in[12]; + + if(in[13] > max[13]) + out[13] = max[13]; + else + out[13] = in[13]; + + if(in[14] > max[14]) + out[14] = max[14]; + else + out[14] = in[14]; + + if(in[15] > max[15]) + out[15] = max[15]; + else + out[15] = in[15]; + + in += 16; + max += 16; + out += 16; + n -= 16; + } + if(in[0] > max[0]) + out[0] = max[0]; + else + out[0] = in[0]; + return(w+5); +} + +static void spec2_clip_max_tilde_dsp(t_spec2_clip_max_tilde *x, t_signal **sp) +{ + int n = (sp[0]->s_n)/2; + + if(n&15) + dsp_add(spec2_clip_max_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, n); + else + dsp_add(spec2_clip_max_tilde_perf16, 4, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, n); +} + +static void *spec2_clip_max_tilde_new(void) +{ + t_spec2_clip_max_tilde *x = (t_spec2_clip_max_tilde *)pd_new(spec2_clip_max_tilde_class); + + inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); + outlet_new(&x->x_obj, &s_signal); + x->x_msi = 0.0f; + return (x); +} + +static void spec2_clip_max_tilde_free(t_spec2_clip_max_tilde *x) +{ +} + +void spec2_clip_max_tilde_setup(void) +{ + spec2_clip_max_tilde_class = class_new(gensym("spec2_clip_max~"), (t_newmethod)spec2_clip_max_tilde_new, (t_method)spec2_clip_max_tilde_free, + sizeof(t_spec2_clip_max_tilde), 0, 0); + CLASS_MAINSIGNALIN(spec2_clip_max_tilde_class, t_spec2_clip_max_tilde, x_msi); + class_addmethod(spec2_clip_max_tilde_class, (t_method)spec2_clip_max_tilde_dsp, gensym("dsp"), 0); + class_sethelpsymbol(spec2_clip_max_tilde_class, gensym("iemhelp2/spec2_clip_max~-help")); +} |